positive

"Mark was overconfident about the test and didn't study, so he failed. "

"The augmentative form of "house" in some languages describes a very large house. "

"Qualification for this organization is extraordinarily difficult."

"accurate knowledge"

"The application of this cream should reduce the swelling."

"In the electrolysis of saltwater, the electropositive (sodium ion) migrates to the negatively charged cathode. "

""Because of unforeseen circumstances, the school trip was cancelled." "

"The characteristic smell of freshly baked bread always reminds me of my grandmother's kitchen. "

"The bright red stripe is distinguishing that brand of running shoe from all the others. "

"Cattle, colloquially referred to as cows, are domesticated ungulates."

"The teacher definitively stated the final answer to the math problem. "

"The teacher characterized the student as disruptive in class. "